Home / 189,816.36-284,774.04-56,696.64

Finding the Fourth Proportional to 189,816.36, 284,774.04 and 56,696.64

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Solution

The fourth proportional to 189,816.36, 284,774.04 and 56,696.64 is: 85,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,816.36 : 284,774.04 = 56,696.64 : x
  2. Step 2: Convert to fraction form
    189,816.36/284,774.04 = 56,696.64/x
  3. Step 3: Cross multiply
    189,816.36x = 284,774.04 × 56,696.64
  4. Step 4: Simplify right side
    189,816.36x = 16,145,731,227.23
  5. Step 5: Solve for x
    x = 16,145,731,227.23/189,816.36
  6. Step 6: Final answer
    x = 85,059.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.